Answer:
x= -6 | I only have an answer for #7 but you should use a website called Symbolab :)
Step-by-step explanation:
x+16+x+12+2x+15=19
<em>group like terms: </em>
4x+43=19
<em>subtract 43 from both sides:</em>
4x+43=19
-43 -43
<em>simplify</em>:
4x=-24
<em>divided both sides by 4:</em>
x=-6
Answer:
a
Step-by-step explanation:
4X2 is 8 8x2 is 16 16x2 is 32
Answer:
If we expect that it is respective then Helen will have 25% of the money
Step-by-step explanation:
Answer:
<em>The correct option is: 11.5</em>
Step-by-step explanation:
Suppose, the length of the unknown side is 
So, here the length of hypotenuse is 14 and the lengths of other two sides are 8 and
.
As the given triangle is right angle triangle, so <u>using Pythagorean theorem</u>, we will get.........

<em>(Rounded to the nearest tenth)</em>
So, the length of the unknown side is 11.5